Conditional Probability & Independence

What is the probability that a female is chose given they like a Toyota? 

• .525
• .4627
• .6774
• .3143

P(Pizza|Senior):

• 10/15
• 4/5
• 2/3
• 10/5

Consider the following table with information about all of the students taking Statistics at Happy High School.

P( Male | Full-time)

• 28/71

• 3/7

• 12/71

• 3/10

• .2855
• .6246
• .0922
• .3230

What is the probability that a student does not play on a sports team? 

• .5
• .45
• .55

What is the probability that a student does play a sport given they do not play an instrument? 

• .2
• .2222
• .10
• .5

What is the probability that they speak French given they are a girl? 

• 2.14
• .24
• .4
• .8571

P(Sandals|Pants):

• 4/20
• 6/15
• 1/2
• 2/7

A science teacher gave her class two tests. 25% of the class passed both tests and 42% of the class passed the first test. What percent of those who passed the first test also passed the second?

• 59.5%

• 10.5%

• 1.6%

• Not enough information

Are the events "Sports" and "Community Service" independent?

• Yes, because P(S) is the same as P(S Given CS).

• No, because P(S) is not the same as P(S Given CS).

• Yes, because P(S) is the same as P(CS Given S).

• No, because P(S) is not the same as P(CS Given S).